package com.ravi.util.mybatis;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import org.apache.ibatis.type.BaseTypeHandler;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.MappedJdbcTypes;
import org.apache.ibatis.type.MappedTypes;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

@MappedJdbcTypes(JdbcType.VARCHAR)
@MappedTypes({JSONArray.class})
public class JsonArrayTypeHandler extends BaseTypeHandler<JSONArray> {
	@Override
	public void setNonNullParameter(PreparedStatement preparedStatement, int i, JSONArray o, JdbcType jdbcType) throws SQLException {
		preparedStatement.setString(i, JSON.toJSONString(o));
	}

	@Override
	public JSONArray getNullableResult(ResultSet resultSet, String s) throws SQLException {
		String t = resultSet.getString(s);
		// // 变成了 parseArray
		return JSON.parseArray(t);
	}

	@Override
	public JSONArray getNullableResult(ResultSet resultSet, int i) throws SQLException {
		String t = resultSet.getString(i);
		// // 变成了 parseArray
		return JSON.parseArray(t);
	}

	@Override
	public JSONArray getNullableResult(CallableStatement callableStatement, int i) throws SQLException {
		String t = callableStatement.getString(i);
		// 变成了 parseArray
		return JSON.parseArray(t);
	}
}
